﻿using System;
using System.Collections.Generic;
using System.Text;

namespace Csharpzuoye
{
    public class Summary : Content,IAppraise
        
    {
        public Summary() : base("")
        {

        }
        public void AgreeBy(User voter)
        {

        }
        public void DisagreeBy(User voter)
        {

        }
    }
}
